Finding the Fourth Proportional to 2,371.95, 3,274.56 and 1,587.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,371.95 : 3,274.56 = 1,587.33 : x
2. Step 2: Convert to fraction form
   2,371.95/3,274.56 = 1,587.33/x
3. Step 3: Cross multiply
   2,371.95x = 3,274.56 × 1,587.33
4. Step 4: Simplify right side
   2,371.95x = 5,197,807.32
5. Step 5: Solve for x
   x = 5,197,807.32/2,371.95
6. Step 6: Final answer
   x = 2,191.36